A group of liberal Democrats reintroduced the Green New Deal Thursday, the controversial environmental legislation that experts say would spike energy costs in the U.S. and cost taxpayers tens of trillions of dollars. Advocates, though, argue the changes are needed to prevent worsening climate change and get ahead of an inevitable renewable energy transition. “For so long, our movement towards a sustainable future has been divided with really just this false notion that we have to choose between our planet and our economy,” U.S. Rep. Alexandria Ocasio-Cortez, D-N.Y., said at a news conference Thursday. Ocasio-Cortez has largely become the face...